261498886

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{157}}^1\times {\mathrm{75709}}^1$

素因数の和:75879

約数の個数: 16

約数和(自身を含む): 430638480

約数和(自身を除く): 169139594

約数列:

[1, 2, 11, 22, 157, 314, 1727, 3454, 75709, 151418, 832799, 1665598, 11886313, 23772626, 130749443, 261498886]

約数ペア:

[(1, 261498886), (2, 130749443), (11, 23772626), (22, 11886313), (157, 1665598), (314, 832799), (1727, 151418), (3454, 75709)]